Multivariate Spectral Gradient Algorithm for Nonsmooth Convex Optimization Problems

Table 3

Numerical results for MSG/MPRP/PBL on problems 1–12.

Nr.	MSG	MPRP	PBL
	NI/NF/	NI/NF/	NI/NF/
1	29/30/7.778992e − 9	46/48/7.091824e − 7	42/45/0.381e − 6	0
2	9/10/1.450669e − 5	11/13/6.735123e − 5	18/20/0.679e − 6	0
3	9/10/1.9522245	12/14/1.952225	32/34/1.9522245	1.9522245
4	4/9/2.000009	2/6/2.000098	14/16/2.0000000	2.0
5	3/4/−2.999949	4/6/−2.999866	17/19/−3.0000000	−3
6	11/12/7.200000	10/12/7.200011	13/15/7.2000015	7.20
7	3/4/−1.4142136	2/3/−1.414214	11/12/−1.4142136	−1.4142136
8	9/10/−0.9999638	4/6/−0.9919815	66/68/−0.9999994	−1.0
9	12/13/−0.9999978	20/23/−0.9999925	13/15/−1.0000000	−1.0
10	5/6/−7.999999	—	43/46/−8.0000000	−8.0
11	6/7/−43.99797	28/58/−43.99986	43/45/−43.999999	−44
12	12/13/2.260017	33/91/22.60023	27/29/22.600162	22.600162